9926980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 26078976

約数和(自身を除く): 16151996

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 97, 119, 140, 170, 172, 194, 215, 238, 301, 340, 388, 430, 476, 485, 595, 602, 679, 731, 860, 970, 1190, 1204, 1358, 1462, 1505, 1649, 1940, 2380, 2716, 2924, 3010, 3298, 3395, 3655, 4171, 5117, 6020, 6596, 6790, 7310, 8245, 8342, 10234, 11543, 13580, 14620, 16490, 16684, 20468, 20855, 23086, 25585, 29197, 32980, 41710, 46172, 51170, 57715, 58394, 70907, 83420, 102340, 115430, 116788, 141814, 145985, 230860, 283628, 291970, 354535, 496349, 583940, 709070, 992698, 1418140, 1985396, 2481745, 4963490, 9926980]

約数ペア:

[(1, 9926980), (2, 4963490), (4, 2481745), (5, 1985396), (7, 1418140), (10, 992698), (14, 709070), (17, 583940), (20, 496349), (28, 354535), (34, 291970), (35, 283628), (43, 230860), (68, 145985), (70, 141814), (85, 116788), (86, 115430), (97, 102340), (119, 83420), (140, 70907), (170, 58394), (172, 57715), (194, 51170), (215, 46172), (238, 41710), (301, 32980), (340, 29197), (388, 25585), (430, 23086), (476, 20855), (485, 20468), (595, 16684), (602, 16490), (679, 14620), (731, 13580), (860, 11543), (970, 10234), (1190, 8342), (1204, 8245), (1358, 7310), (1462, 6790), (1505, 6596), (1649, 6020), (1940, 5117), (2380, 4171), (2716, 3655), (2924, 3395), (3010, 3298)]